Make run_command() honour the loglevel argument
Make run_command() honour the loglevel argument

Change-Id: I05474857e403c481686c5d3afb8079b4fc97153e
Reviewed-by: Dave Reeve <6a84ee3ae0690d4584b99406fb3076392171f50e@morganstanley.com>

guillaume-philippon/aquilon,quattor/aquilon,quattor/aquilon,guillaume-philippon/aquilon,quattor/aquilon,guillaume-philippon/aquilon